Fluke RUSKA 2470 Manual de usuario

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Indice de contenidos

Pagina 1 - RUSKA 2470

PN 3974971 December 2010 © 2010 Fluke Corporation. All rights reserved. Printed in USA. Specifications are subject to change without notice. All prod

Pagina 2

RUSKA 2470 Users Manual 1-2 Lubricants and Seals DO NOT use hydrocarbon lubricants in this device, use only approved lubricants. Always use replacem

Pagina 3 - Table of Contents

Introduction Specifications 1 1-3 Specifications Low Range Piston Pressure Range (Model 2465) 1.4 to 172 kPa (0.2 to 25 psi) psi gauge Pressur

Pagina 4

RUSKA 2470 Users Manual 1-4 Temperature Range Operating 18 ºC to 28 ºC Storage -40 ºC to 70 ºC when thermometer and low range piston & Cylind

Pagina 5 - List of Tables

2-1 Chapter 2 General Piston Pressure Gauge Considerations Types of Piston Pressure Gauges The piston pressure gauge is sometimes regarded as an absol

Pagina 6

RUSKA 2470 Users Manual 2-2 SECONDARYPRESSUREPRESSURE IN glg45.eps Figure 2-3. Controlled Clearance Cylinder When the simple cylinder of 2-1 is subjec

Pagina 7 - List of Figures

General Piston Pressure Gauge Considerations Calculations 2 2-3 Measurement of pressure with the piston pressure gauge is subject to uncertaintie

Pagina 8

RUSKA 2470 Users Manual 2-4 Elastic Distortion of the Cylinder As the pressure is increased within a piston pressure gauge, the resulting stress produ

Pagina 9 - Introduction

General Piston Pressure Gauge Considerations Measurement of Pressure with the Piston Pressure Gauge 2 2-5 Although the trend is swinging toward t

Pagina 10 - Symbols Used in this Manual

RUSKA 2470 Users Manual 2-6 It is common practice to associate this position directly with the piston as the datum to which all measurements made with

Pagina 11 - Specifications

General Piston Pressure Gauge Considerations Measurement of Pressure with the Piston Pressure Gauge 2 2-7 glg03.bmp Figure 2-5. Head Correction

Pagina 12 - Accuracy

LIMITED WARRANTY AND LIMITATION OF LIABILITY Each Fluke product is warranted to be free from defects in material and workmanship under normal use a

Pagina 13 - Considerations

RUSKA 2470 Users Manual 2-8 For good work, a piston pressure gauge should be provided with an index mark for associating the reference of the piston w

Pagina 14

General Piston Pressure Gauge Considerations Measurement of Pressure with the Piston Pressure Gauge 2 2-9 6. Johnson, D. P., and D. H. Newhall,

Pagina 15 - Calculations

RUSKA 2470 Users Manual 2-10

Pagina 16 - 1 PbPbAA

3-1 Chapter 3 Description General Information The RUSKA Gas Lubricated Piston Pressure Gauge, model 2470 is a pneumatic pressure standard designed for

Pagina 17

RUSKA 2470 Users Manual 3-2 Description of the Mass Set All masses of the Mass Set as supplied with this gauge are made of non-magnetic, austenitic (s

Pagina 18

Description Description of the Gauge Base 3 3-3 gmq05.bmp Figure 3-2. Base with 2468 P/C Installed

Pagina 19

RUSKA 2470 Users Manual 3-4

Pagina 20

4-1 Chapter 4 Installation Introduction The gauge should be installed in a room where the temperature is maintained between 18 ºC to 28 ºC. The actua

Pagina 21

RUSKA 2470 Users Manual 4-2 4. Mount the FPIs (Float Position Sensors) to the blocks, orient the FPI sensors such that their cables are trail away fr

Pagina 22

Installation Introduction 4 4-3 gmq07.eps Figure 4-2. Plumbing and Recommended Ancillary Equipment

Pagina 23 - Description

i Table of Contents Chapter Title Page 1 Introduction ... 1

Pagina 24 - Description of the Mass Set

RUSKA 2470 Users Manual 4-4

Pagina 25 - Description

5-1 Chapter 5 Operation Precautions 1. Do not over pressure the piston 2. Do not increase or decrease the pressure in the gauge rapidly. Always use

Pagina 26

RUSKA 2470 Users Manual 5-2 General The cross-section drawings of the Gauge found in Figures 5-1, 5-8 and 5-12 will aid in identifying and assembling

Pagina 27 - Installation

Operation Low Range Piston Assembly 5 5-3 gmq09.bmp Figure 5-1. Section View, Low Range Piston/Cylinder

Pagina 28

RUSKA 2470 Users Manual 5-4 Filter24-580Lower ThrustBearing2460-4-25Cylinder Upper ThrustBearing2460-5-6FilterRetainer2460-4-27O-ring54-703-119PistonU

Pagina 29 - Installation

Operation Low Range Piston Assembly 5 5-5 gmq12.bmp Figure 5-4. Removing Low Range Piston and Cylinder from Container - Step 2 gmq13.bmp Figure

Pagina 30

RUSKA 2470 Users Manual 5-6 gmq14.bmp Figure 5-6. Low Range Piston and Cylinder Showing O-Ring Groove 5. When screwing the Retaining Cap (2460-4-7)

Pagina 31 - Operation

Operation Mid Range Piston Assembly 5 5-7 8. Install the weight adapter (P/N 2465-2470-736) to the top of the low range piston cylinder. Take ca

Pagina 32 - Low Range Piston Assembly

RUSKA 2470 Users Manual 5-8 gmq16.bmp Figure 5-8. Section View, Mid Range Piston/Cylinder

Pagina 33 - Operation

Operation Mid Range Piston Assembly 5 5-9 FilterLowerThrustBearingFilterRetainer2460-4-27O-Rings54-703-119LowerCylinderSpacer2460-70-3Piston/Cyli

Pagina 34

RUSKA 2470 Users Manual ii Precautions... 5-1 G

Pagina 35

RUSKA 2470 Users Manual 5-10 Upper ThrustBearing 2460-21PistonCylinderRetaining Nut(Thrust Block) gmq19.eps Figure 5-11. Retaining Nut and Bearing Hig

Pagina 36

Operation High Range Piston Assembly 5 5-11 When working at high pressures (over 100 psi), or after reducing a high pressure to a lower pressure,

Pagina 37 - Mid Range Piston Assembly

RUSKA 2470 Users Manual 5-12 gmq21.bmp Figure 5-13. Parts Required for High Range Piston Operation gmq22.bmp Figure 5-14. Always Use Two Hands to Ca

Pagina 38

Operation Establishing Pressure 5 5-13 gmq23.bmp Figure 5-15. Order of Installation Establishing Pressure Gauge Pressures Pressure should be adm

Pagina 39

RUSKA 2470 Users Manual 5-14 gmq08.bmp Figure 5-16. Float Position When the piston is floating and rotating slowly (suspended on a gas cushion betwee

Pagina 40 - High Range Piston Assembly

Operation Maintenance of the Gauge 5 5-15 • WinPrompt® provides simplicity and efficiency combined with accuracy and consistency in pressure gen

Pagina 41

RUSKA 2470 Users Manual 5-16

Pagina 42

6-1 Chapter 6 Piston / Cylinder Cleaning Instructions General Information and Preparation When it is necessary to clean the Piston/Cylinder Assembly,

Pagina 43 - Establishing Pressure

RUSKA 2470 Users Manual 6-2 Being forewarned of the hazards, the technician should wipe the bench and all instrument surfaces in the vicinity of the P

Pagina 44

Piston / Cylinder Cleaning Instructions Cleaning the Low Range Piston/Cylinder Assembly 6 6-3 5. Prepare additional wipers as necessary for dryi

Pagina 45 - Maintenance of the Gauge

iii List of Tables Table Title Page 1-1. Symbols...

Pagina 46

RUSKA 2470 Users Manual 6-4 gmq25.bmp Figure 6-2. Preparations for Cleaning the Low Range Cylinder gmq26.bmp Figure 6-3. Preparing the Kim-Wipes - S

Pagina 47 - Chapter 6

Piston / Cylinder Cleaning Instructions Cleaning the Low Range Piston/Cylinder Assembly 6 6-5 gmq27.bmp Figure 6-4. Preparing the Kim-Wipes - St

Pagina 48

RUSKA 2470 Users Manual 6-6 gmq29.bmp Figure 6-6. Preparing the Low Range Cleaning Tool - Step 2 Mid Range Piston/Cylinder Cleaning supplies (see Fig

Pagina 49

Piston / Cylinder Cleaning Instructions Mid Range Piston/Cylinder 6 6-7 gmq31.bmp Figure 6-8. Preparing the Mid Range Cleaning Tool 1. Prepare

Pagina 50

RUSKA 2470 Users Manual 6-8 16. If lint becomes a problem a clean dry gas source can be used to blow the lint off of the parts prior to assembly. 17.

Pagina 51

Piston / Cylinder Cleaning Instructions Cleaning the High Range Piston/Cylinder Assembly 6 6-9 5. Pre-clean the piston and cylinder using solven

Pagina 52 - Mid Range Piston/Cylinder

RUSKA 2470 Users Manual 6-10 gmq33.bmp Figure 6-10. Preparing the Kim Wipe for Cleaning the High Range Cylinder - Step 1 gmq34.bmp Figure 6-11. Prep

Pagina 53

Piston / Cylinder Cleaning Instructions Cleaning the High Range Piston/Cylinder Assembly 6 6-11 gmq35.bmp Figure 6-12. Preparing the Kim Wipe fo

Pagina 54

RUSKA 2470 Users Manual 6-12 gmq37.bmp Figure 6-14. Drying the High Range Cylinder

Pagina 55

A-1 Appendix A Explanation of "Pressure Calculation Worksheet" Introduction See Tables at the end of this appendix. These tables may be used

Pagina 56

RUSKA 2470 Users Manual iv

Pagina 57

RUSKA 2470 Users Manual A-2 All of the calculations will be performed to this expected temperature ( t ). A final trim would be calculated to adjust t

Pagina 58

Explanation of "Pressure Calculation Worksheet" Introduction A A-3 For SI Units: ()[]bagKρρ/1/112−= where: 1g = acceleration du

Pagina 59 - Worksheet"

RUSKA 2470 Users Manual A-4 I. Column 5 is the pressure required at the reference plane of the piston pressure gauge to produce the desired pressure

Pagina 60

Explanation of "Pressure Calculation Worksheet" Introduction A A-5 O. Column 11, the remainder from Column 10, is the mass that must b

Pagina 61 - Introduction A

RUSKA 2470 Users Manual A-6

Pagina 62

A-7 PISTON PRESSURE GAUGE PRESSURE CALCULATION WORKSHEET (ENGLISH UNITS) Date Expe

Pagina 63

RUSKA 2470 Users Manual A-8

Pagina 64

A-9 PISTON PRESSURE GAUGE PRESSURE CALCULATION WORKSHEET (SI UNITS) Date Expected Temperature, (t) oC Refe

Pagina 65

RUSKA 2470 Users Manual A-10

Pagina 66

B-1 Appendix B Equation A-4 — Air Density Equation A-4 — Air Density Air Density (AIRP ) in units of g/cm3, is calculated as follows; ()()()()()texUxP

Pagina 67

v List of Figures Figure Title Page 2-1. Simple Cylinder ...

Pagina 68

RUSKA 2470 Users Manual B-2 Nitrogen Density — SI Units (0 to 6.9 MPa) To calculate the density of Nitrogen at pressures from 0.01 MPa gauge to 6.9 MP

Pagina 69 - Equation A-4 — Air Density

Equation A-4 — Air Density Conversion Factors B B-3 Conversion Factors Table B-1. Conversion Factors To Convert From To Multiply By Pa N/m2 1 N

Pagina 70 - PxEmkgDENSITY 06585.1/

RUSKA 2470 Users Manual B-4

Pagina 71 - Conversion Factors

C-1 Appendix C Glossary Glossary Ao Effective area of the piston/cylinder at zero pressure and at the reference temperature. Absolute Pressure meas

Pagina 72

RUSKA 2470 Users Manual C-2 Density, Air Density of the air used to computer the buoyant effect of air on the masses. May be entered directly or com

Pagina 73 - Glossary

Glossary Glossary C C-3 Head Height Vertical distance between reference planes. A positive value indicates the Device Under Test is higher than

Pagina 74

RUSKA 2470 Users Manual C-4 Pressure Factor Correction for the effect of pressure on the area of the piston. Pressure Units: MPa Megapascals kPa

Pagina 75 - Glossary

Glossary Glossary C C-5 SI Units: Pressure MPa Ao m2 b1 m2/m2/MPa b2 m2/m2/MPa2 c m2/m2/oC Mass kg Head Height cm Elevation m Lengt

Pagina 76

RUSKA 2470 Users Manual C-6

Pagina 77

RUSKA 2470 Users Manual vi 6-11. Preparing the Kim Wipe for Cleaning the High Range Cylinder - Step 2 ... 6-11 6-12. Preparing the Kim W

Pagina 78

1-1 Chapter 1 IntroductionHow to Contact Fluke To order accessories, receive operating assistance, or get the location of the nearest Fluke distributo

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